A journey transport taking 3,500 individuals is standing by away the bank of California while tests for coronavirus are completed on around 100 of them.
One traveler passed on and in any event four others got tainted on a past journey by the boat, the Grand Princess.
Test units were conveyed by military helicopter on Thursday as the vessel sat off San Francisco.
The US has now recorded around 200 cases and 12 passings as the worldwide battle with the infection proceeds.
In excess of 92,000 cases have been recorded around the world, with 80,552 in China, where the infection began. China likewise represents most by far of passings – 3,042 to date.
Stocks in Asia and the UK fell pointedly on Friday as speculators kept on stressing over the more extensive financial impacts of the infection.
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Californian Governor Gavin Newsom has would not permit the boat to dock until its travelers are appropriately evaluated. Test outcomes are normal later on Friday.
There are 142 Britons among those on board the boat, which is coming back from a journey to Hawaii after an excursion to Mexico a month ago.
A man who cruised on the Grand Princess to Mexico passed on of coronavirus on Wednesday. The 71-year-old from the Sacramento zone had basic wellbeing conditions, authorities state.
Two different travelers from that journey are in medical clinic with the infection in northern California while two Canadians who as of late cruised on the boat tried positive in the wake of getting back.
Another US traveler from the Mexico journey, Judy Cadiz, said she and her significant other had become sick subsequent to returning however had not really thought about it until learning of the passing.